Springfield Demographics
Total Population 2000	12,879	95,822	48,735
Total Population 2004	12,580	102,879	51,651 (2005)
Total Population 2009	13,002	110,156	60,333 (2010)
Total Households 2000	4,253	35,968	17,401
Total Households 2004	4,126	38,786	n/a
Total Households 2009	4,262	41,687	n/a
2000 Average Household Size	3.02	2.66	2.80
2004 Average Household Size	3.04	2.65	2.79 (2005)
2009 Average Household Size	3.04	2.64	2.78 (2010)
Total Families 2000	3,173	24,935	12,593
Total Families 2004	3,045	26,534	n/a
Total Families 2009	3,112	28,160	n/a
2000 Average Family Size	3.44	3.16	n/a
2004 Average Family Size	3.49	3.17	n/a
2009 Average Family Size	3.52	3.18	n/a
2000 Median Household Income	$67,429	$76,114	n/a
2004 Median Household Income	$81,889	$91,437	n/a
2009 Median Household Income	$103,269	$113,382	n/a
2000 Median Age	35.4	36.8	n/a
2004 Median Age	36.8	38.1	n/a
2009 Median Age	38.3	39.9	n/a